Melt the margarine in saucepan over medium heat. Add garlic and saute 1 minute. Stir in flour. Gradually add milk, stirring with wire whisk until blended. Cook 8 minutes or until thickened and bubbly, stirring constantly.,______,Pour over hot fettuccine. Top with remaining Parmesan cheese and parsley.,One cup contains 345 calories and 9.7 grams of fat.